#VU96330 Use-after-free in Linux kernel - CVE-2022-48873 

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Main Vulnerability Database Vulnerabilities #VU96330

#VU96330 Use-after-free in Linux kernel - CVE-2022-48873

Published: August 21, 2024 / Updated: May 12, 2025


Vulnerability identifier: #VU96330
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-48873
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the fastrpc_free_map(), fastrpc_buf_free() and fastrpc_device_release() functions in drivers/misc/fastrpc.c. A local user can escalate privileges on the system.


Remediation

Install update from vendor's website.

External links